Exam Overview
The Intelligence Bureau (IB), under the Ministry of Home Affairs, has announced the syllabus for the IB ACIO Exam 2026. This exam aims to recruit candidates for the position of Assistant Central Intelligence Officer (ACIO) Grade II/Executive. Candidates can download the official syllabus PDF and exam details to aid their preparation.
Exam Pattern
| Subject | No. of Questions | Marks | Duration |
|---|---|---|---|
| Current Affairs | 20 | 20 | 1 Hour |
| General Studies | 20 | 20 | 1 Hour |
| Numerical Aptitude | 20 | 20 | 1 Hour |
| Reasoning & Logical Aptitude | 20 | 20 | 1 Hour |
| English Language | 20 | 20 | 1 Hour |
Important Points:
- Each correct answer earns 1 mark.
- Negative marking of 0.25 marks for incorrect answers.
- No marks for unattempted questions.
- Available in English and Hindi.
Subject-wise Syllabus
1. Current Affairs & General Awareness
- National & International Events (Last 6-12 months)
- Government Schemes & Policies
- Sports, Awards & Honours
- Science & Technology Developments
- Defence & Security News
- Books, Authors & Important Days
- Economy & Budget
2. General Studies
- Indian History (Ancient, Medieval & Modern)
- Indian Polity & Constitution
- Geography (Physical, Economic & Social)
- Indian Economy
- General Science (Physics, Chemistry, Biology)
- Environmental Issues & Ecology
3. Quantitative Aptitude (Numerical Ability)
- Number System, Simplification
- Percentage, Ratio & Proportion
- Profit & Loss, Simple & Compound Interest
- Time & Work, Time & Distance
- Average, Mensuration
- Data Interpretation (Tables, Graphs, Charts)
- Algebra & Geometry Basics
4. Reasoning & Logical Aptitude
- Analogies, Classification & Series
- Coding-Decoding, Blood Relations
- Puzzles & Seating Arrangements
- Syllogism, Statement & Conclusions
- Direction Sense, Order & Ranking
- Input-Output, Data Sufficiency
- Visual Reasoning
5. English Language
- Reading Comprehension
- Grammar (Tenses, Articles, Prepositions)
- Vocabulary (Synonyms, Antonyms, One Word Substitution)
- Error Detection & Sentence Correction
- Cloze Test, Fill in the Blanks
- Idioms & Phrases, Para Jumbles
Preparation Tips
- Understand the complete syllabus and exam pattern.
- Create a realistic study timetable.
- Refer to the best study materials and books.
- Practice previous year question papers.
- Take regular mock tests.
- Focus on current affairs daily.
- Master time management skills.
Important Links
| Resource | Link |
|---|---|
| Official Website | mha.gov.in |
| Download Syllabus PDF | Download Here |
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